/* AI4BM – styl strony publicznej (v2). Kolory zmienisz w jednym miejscu: :root */
:root {
  --bg: #060914;
  --bg-2: #0a0f1f;
  --surface: rgba(20, 28, 54, .55);
  --surface-solid: #11182e;
  --line: rgba(160, 175, 230, .13);
  --line-2: rgba(160, 175, 230, .22);
  --text: #eef1fb;
  --muted: #98a2c3;
  --accent: #2dd4bf;
  --accent-2: #a78bfa;
  --accent-3: #60a5fa;
  --accent-ink: #03211d;
  --grad: linear-gradient(100deg, #5eead4 0%, #60a5fa 45%, #c4b5fd 100%);
  --radius: 20px;
  --wrap: 1200px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--text); overflow-x: hidden;
  font: 16px/1.65 var(--font); -webkit-font-smoothing: antialiased;
}
body::before { /* delikatne ziarno */
  content: ""; position: fixed; inset: 0; pointer-events: none; z-index: 100; opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.bg-glow {
  position: fixed; inset: 0; pointer-events: none; z-index: -1;
  background:
    radial-gradient(900px 600px at 85% -10%, rgba(167, 139, 250, .16), transparent 60%),
    radial-gradient(800px 600px at -10% 30%, rgba(45, 212, 191, .10), transparent 60%),
    radial-gradient(900px 700px at 50% 120%, rgba(96, 165, 250, .10), transparent 60%);
}
img { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: #7ff0e0; }
h1, h2, h3 { font-family: var(--display); line-height: 1.08; margin: 0 0 .5em; letter-spacing: -0.025em; font-weight: 600; }
h1 { font-size: clamp(2.5rem, 5.6vw, 4.6rem); }
h2 { font-size: clamp(2rem, 4vw, 3.2rem); }
h3, .h3 { font-size: 1.3rem; letter-spacing: -0.01em; }
p { margin: 0 0 1em; }
.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.center { text-align: center; }
.mt { margin-top: 4rem; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--accent); color: var(--accent-ink); padding: 8px 12px; border-radius: 8px; z-index: 200; }
.skip:focus { left: 8px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
::selection { background: rgba(45, 212, 191, .35); }
.ico { width: 1.15em; height: 1.15em; flex: none; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.wrap.narrow { max-width: 820px; }

/* Etykiety sekcji */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px; margin-bottom: 1.2em;
  font-family: var(--mono); font-size: .76rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted);
  padding: 6px 14px 6px 10px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.02);
}
.eyebrow a { color: inherit; }
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--accent); }
.eyebrow.center, p.eyebrow.center { display: flex; width: max-content; margin-left: auto; margin-right: auto; }
.lead { font-size: clamp(1.08rem, 1.5vw, 1.28rem); color: var(--muted); max-width: 58ch; line-height: 1.6; }

/* Przyciski */
.btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: .55em;
  padding: .78em 1.4em; border-radius: 999px; border: 0; cursor: pointer; white-space: nowrap;
  background: linear-gradient(135deg, #5eead4, #2dd4bf 40%, #22b8c9); color: var(--accent-ink);
  font: 600 .98rem/1 var(--font); letter-spacing: -.005em;
  box-shadow: 0 0 0 1px rgba(94, 234, 212, .4) inset, 0 10px 30px -10px rgba(45, 212, 191, .6);
  transition: transform .2s, box-shadow .2s, background .2s;
}
.btn .ico { transition: transform .2s; }
.btn:hover { color: var(--accent-ink); transform: translateY(-2px); box-shadow: 0 0 0 1px rgba(94, 234, 212, .6) inset, 0 16px 40px -10px rgba(45, 212, 191, .8); }
.btn:hover .ico { transform: translateX(3px); }
.btn-ghost { background: rgba(255,255,255,.04); color: var(--text); box-shadow: 0 0 0 1px var(--line-2) inset; backdrop-filter: blur(8px); }
.btn-ghost:hover { color: var(--text); background: rgba(255,255,255,.08); box-shadow: 0 0 0 1px rgba(94, 234, 212, .5) inset; }
.btn-sm { padding: .62em 1.1em; font-size: .9rem; }
.btn-lg { padding: 1em 1.7em; font-size: 1.02rem; }
.link-arrow { display: inline-flex; align-items: center; gap: .4em; font-weight: 600; white-space: nowrap; color: var(--text); }
.link-arrow .ico { color: var(--accent); transition: transform .2s; }
.link-arrow:hover { color: var(--text); }
.link-arrow:hover .ico { transform: translateX(4px); }

/* Nagłówek */
.site-header { position: sticky; top: 0; z-index: 50; transition: background .3s, border-color .3s; border-bottom: 1px solid transparent; }
.site-header.scrolled { background: rgba(6, 9, 20, .72); backdrop-filter: blur(16px) saturate(140%); border-bottom-color: var(--line); }
.nav-row { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.brand { display: inline-flex; align-items: center; gap: 11px; color: var(--text); font-family: var(--display); font-weight: 700; font-size: 1.25rem; letter-spacing: -.02em; }
.brand:hover { color: var(--text); }
.logo-img { height: 40px; width: auto; display: block; filter: drop-shadow(0 4px 14px rgba(96, 165, 250, .45)); }
.site-footer .logo-img { height: 34px; }
.logo-mark {
  position: relative; display: inline-grid; place-items: center; width: 38px; height: 38px; border-radius: 12px;
  background: conic-gradient(from 210deg, #2dd4bf, #60a5fa, #a78bfa, #2dd4bf); padding: 1.5px;
  box-shadow: 0 6px 24px -6px rgba(96, 165, 250, .6);
}
.logo-mark span { display: grid; place-items: center; width: 100%; height: 100%; border-radius: 10.5px; background: #0b1124; font-size: .82rem; font-weight: 700; letter-spacing: .02em; }
.main-nav { display: flex; align-items: center; gap: 14px; }
.nav-pill { display: flex; gap: 2px; padding: 5px; border-radius: 999px; border: 1px solid var(--line); background: rgba(14, 20, 40, .55); backdrop-filter: blur(12px); }
.nav-pill a { color: var(--muted); padding: 8px 16px; border-radius: 999px; font-weight: 500; font-size: .93rem; transition: color .2s, background .2s; }
.nav-pill a:hover { color: var(--text); }
.nav-pill a.active { color: var(--text); background: rgba(255,255,255,.08); box-shadow: 0 0 0 1px var(--line) inset; }
.nav-toggle { display: none; background: none; border: 0; width: 44px; height: 44px; cursor: pointer; padding: 11px; }
.nav-toggle span:not(.sr) { display: block; height: 2px; background: var(--text); margin: 5px 0; border-radius: 2px; transition: .25s; }

/* Hero */
.hero { position: relative; padding: clamp(40px, 7vw, 90px) 0 clamp(60px, 8vw, 100px); }
.hero-net { position: absolute; inset: 0; width: 100%; height: 100%; opacity: .35; -webkit-mask-image: radial-gradient(70% 70% at 30% 40%, #000, transparent); mask-image: radial-gradient(70% 70% at 30% 40%, #000, transparent); }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.15fr .85fr; gap: 40px; align-items: center; }
.hero h1 { margin-bottom: .35em; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 2.2rem; }
.hero-note { display: flex; align-items: center; gap: 10px; margin-top: 1.6rem; color: var(--muted); font-size: .92rem; }
.live { width: 9px; height: 9px; border-radius: 50%; background: #4ade80; box-shadow: 0 0 0 0 rgba(74, 222, 128, .6); animation: live 2s infinite; }
@keyframes live { 70% { box-shadow: 0 0 0 10px rgba(74, 222, 128, 0); } 100% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0); } }

.hero-visual { position: relative; aspect-ratio: 1 / 1; max-width: 520px; width: 100%; justify-self: end; }
.orb {
  position: absolute; inset: 14%; border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, rgba(94, 234, 212, .22), transparent 55%), radial-gradient(circle at 70% 70%, rgba(167, 139, 250, .3), transparent 60%), radial-gradient(circle, rgba(17, 24, 46, .9), rgba(6, 9, 20, 0) 70%);
  filter: blur(28px); animation: breathe 8s ease-in-out infinite;
}
@keyframes breathe { 50% { transform: scale(1.06); opacity: .85; } }
.neuro { position: absolute; inset: -6%; width: 112%; height: 112%; display: block; }
.chip {
  position: absolute; padding: 1px; border-radius: 999px; background: linear-gradient(135deg, rgba(94,234,212,.6), rgba(167,139,250,.6));
  animation: float 6s ease-in-out infinite; box-shadow: 0 10px 30px -10px rgba(0,0,0,.6);
}
.chip span { display: block; padding: 7px 14px; border-radius: 999px; background: rgba(11, 17, 36, .92); font: 500 .8rem var(--mono); color: var(--text); }
.chip.c1 { top: 22%; left: -2%; }
.chip.c2 { top: 9%; right: 6%; animation-delay: -2s; }
.chip.c3 { bottom: 24%; left: 2%; animation-delay: -4s; }
@keyframes float { 50% { transform: translateY(-10px); } }
.next-card {
  position: absolute; right: 2%; bottom: 0; width: min(280px, 70%); display: flex; flex-direction: column; gap: 3px;
  padding: 16px 18px; border-radius: 16px; color: var(--text); background: rgba(13, 19, 40, .78); backdrop-filter: blur(14px);
  border: 1px solid var(--line-2); box-shadow: 0 20px 50px -20px rgba(0,0,0,.8); transition: transform .2s, border-color .2s;
}
.next-card:hover { color: var(--text); transform: translateY(-3px); border-color: rgba(94,234,212,.5); }
.next-card .label { font: 500 .7rem var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--accent); }
.next-card strong { font-family: var(--display); font-size: 1.02rem; line-height: 1.25; }
.next-card .muted { font-size: .85rem; }

/* Przesuwane paski */
.marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.marquee-track { display: flex; align-items: center; gap: 28px; width: max-content; animation: marquee 40s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }
.topics { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 20px 0; background: rgba(10, 15, 31, .6); }
.topics span { font-family: var(--display); font-size: clamp(1.1rem, 2vw, 1.5rem); font-weight: 500; color: #c9d1ea; white-space: nowrap; }
.topics i { font-style: normal; color: var(--accent); font-size: .9rem; }

/* Liczby */
.stats { padding: clamp(40px, 6vw, 70px) 0 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.stat { padding: 26px 24px; border-radius: var(--radius); border: 1px solid var(--line); background: linear-gradient(180deg, rgba(255,255,255,.035), rgba(255,255,255,0)); }
.stat-value { display: flex; align-items: baseline; font-family: var(--display); font-size: clamp(2.4rem, 4.5vw, 3.6rem); font-weight: 600; letter-spacing: -.04em; line-height: 1; }
.stat-value b { font-weight: 500; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; margin-left: 2px; }
.stat-label { display: block; margin-top: 10px; color: var(--muted); }

/* Sekcje */
.section { padding: clamp(80px, 11vw, 140px) 0 0; }
.section.pt0 { padding-top: 0; }
.section-head { margin-bottom: 44px; }
.section-head.center { text-align: center; }
.section-head.center .eyebrow { margin-left: auto; margin-right: auto; }
.section-head h2 { margin: 0; }
.section-head.split { display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; flex-wrap: wrap; }

/* Karty z poświatą pod kursorem */
.glow-card {
  position: relative; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); overflow: hidden; isolation: isolate;
  transition: border-color .3s, transform .3s;
}
.glow-card::before {
  content: ""; position: absolute; inset: 0; z-index: -1; opacity: 0; transition: opacity .3s;
  background: radial-gradient(380px circle at var(--mx, 50%) var(--my, 0%), rgba(94, 234, 212, .14), transparent 60%);
}
.glow-card:hover { border-color: var(--line-2); transform: translateY(-4px); }
.glow-card:hover::before { opacity: 1; }

.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.pillar { padding: 34px 30px 32px; }
.pillar-ico {
  width: 54px; height: 54px; border-radius: 16px; display: grid; place-items: center; margin-bottom: 26px; color: #5eead4;
  background: linear-gradient(135deg, rgba(45, 212, 191, .18), rgba(167, 139, 250, .14)); box-shadow: 0 0 0 1px rgba(94, 234, 212, .25) inset;
}
.pillar:nth-child(2) .pillar-ico { color: #93c5fd; }
.pillar:nth-child(3) .pillar-ico { color: #c4b5fd; }
.pillar-ico .ico { width: 26px; height: 26px; }
.pillar-num { position: absolute; top: 28px; right: 28px; font: 500 .8rem var(--mono); color: var(--muted); opacity: .7; }
.pillar p { color: var(--muted); margin: 0; }

/* Projekty */
.bento { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.bento.n1 { grid-template-columns: 1fr; }
.bento.n2 { grid-template-columns: 1fr 1fr; }
.bento .project-card.big { grid-row: span 2; }
.bento.n4 { grid-template-columns: 1.3fr 1fr 1fr; }
.project-card.wide { grid-column: span 2; }
.project-card.wide .card-link { flex-direction: row; }
.project-card.wide .card-media { aspect-ratio: auto; width: 46%; flex: none; }
.project-card.wide .card-body { flex: 1; }
.grid-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; }
.project-card {
  --h: 180; border-radius: var(--radius); overflow: hidden; background: var(--surface-solid); border: 1px solid var(--line);
  transition: transform .3s, border-color .3s, box-shadow .3s;
}
.project-card:hover { transform: translateY(-5px); border-color: hsla(var(--h), 80%, 70%, .45); box-shadow: 0 30px 60px -30px hsla(var(--h), 80%, 50%, .5); }
.card-link { color: inherit; display: flex; flex-direction: column; height: 100%; }
.card-link:hover { color: inherit; }
.card-media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: #0d1328; }
.project-card.big .card-media { aspect-ratio: auto; flex: 1; min-height: 260px; }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.project-card:hover .card-media img { transform: scale(1.05); }
.media-art {
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 25% 30%, hsla(var(--h), 85%, 62%, .55), transparent 45%),
    radial-gradient(circle at 80% 75%, hsla(calc(var(--h) + 70), 85%, 65%, .5), transparent 50%),
    linear-gradient(135deg, hsl(calc(var(--h) + 200), 45%, 11%), hsl(var(--h), 40%, 9%));
}
.media-art::after {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,.22) 1px, transparent 1.2px); background-size: 18px 18px;
  -webkit-mask-image: linear-gradient(180deg, #000, transparent 85%); mask-image: linear-gradient(180deg, #000, transparent 85%);
}
.media-art span { position: absolute; border-radius: 50%; border: 1px solid hsla(var(--h), 90%, 80%, .35); }
.media-art span:nth-child(1) { width: 46%; aspect-ratio: 1; left: 50%; top: 50%; transform: translate(-50%, -50%); }
.media-art span:nth-child(2) { width: 70%; aspect-ratio: 1; left: 50%; top: 50%; transform: translate(-50%, -50%); border-style: dashed; animation: spin 40s linear infinite; }
.media-art span:nth-child(3) { width: 12px; height: 12px; left: 50%; top: 50%; transform: translate(-50%, -50%); background: #fff; box-shadow: 0 0 24px 6px hsla(var(--h), 90%, 70%, .8); border: 0; }
@keyframes spin { to { transform: translate(-50%, -50%) rotate(360deg); } }
.badge {
  position: absolute; top: 14px; left: 14px; display: inline-flex; align-items: center; gap: 7px;
  font: 500 .72rem var(--mono); text-transform: uppercase; letter-spacing: .08em; padding: 6px 11px; border-radius: 999px;
  background: rgba(6, 9, 20, .7); backdrop-filter: blur(8px); color: var(--text); border: 1px solid var(--line-2);
}
.badge i { width: 6px; height: 6px; border-radius: 50%; background: var(--muted); }
.badge.status-w-toku i { background: #4ade80; box-shadow: 0 0 8px #4ade80; }
.badge.status-planowany i { background: #fbbf24; }
.badge.status-zakonczony i { background: #93c5fd; }
.card-body { padding: 22px 24px 22px; display: flex; flex-direction: column; flex: none; }
.project-card.big .card-body { padding: 28px 30px; }
.project-card.big h3 { font-size: 1.7rem; }
.card-body h3 { margin-bottom: .45em; }
.card-body p { color: var(--muted); font-size: .95rem; margin-bottom: 18px; }
.card-foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: auto; }
.go { width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; border: 1px solid var(--line-2); color: var(--text); flex: none; transition: .25s; }
.project-card:hover .go { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); transform: rotate(-45deg); }
.tags { list-style: none; padding: 0; margin: 0; display: flex; gap: 6px; flex-wrap: wrap; }
.tags li { font: 500 .72rem var(--mono); padding: 4px 9px; border-radius: 7px; background: rgba(255,255,255,.05); border: 1px solid var(--line); color: #c9d1ea; }

/* Wydarzenia */
.event-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.event-card {
  display: flex; flex-direction: column; gap: 12px; padding: 24px; border-radius: var(--radius); border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.01)); transition: border-color .3s, transform .3s;
}
.event-card:first-child { border-color: rgba(94, 234, 212, .35); background: linear-gradient(180deg, rgba(45, 212, 191, .09), rgba(255,255,255,.01)); }
.event-card:hover { transform: translateY(-4px); border-color: var(--line-2); }
.event-top { display: flex; justify-content: space-between; align-items: flex-start; }
.event-card h3 { margin: 6px 0 0; font-size: 1.25rem; }
.event-card .link-arrow { margin-top: auto; padding-top: 6px; }
.date-tile { display: grid; place-items: center; width: 64px; height: 68px; border-radius: 16px; background: rgba(255,255,255,.04); border: 1px solid var(--line-2); flex: none; }
.date-tile .day { font-family: var(--display); font-size: 1.7rem; font-weight: 600; line-height: 1; margin-top: 6px; }
.date-tile .mon { font: 500 .7rem var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--accent); margin-bottom: 4px; }
.kind { font: 500 .7rem var(--mono); text-transform: uppercase; letter-spacing: .12em; color: #c4b5fd; padding: 5px 10px; border-radius: 999px; background: rgba(167, 139, 250, .1); border: 1px solid rgba(167, 139, 250, .25); }
.meta { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 6px 16px; color: var(--muted); font-size: .9rem; }
.meta li { display: inline-flex; align-items: center; gap: 6px; }
.meta .ico { color: var(--accent); }
.event-list { list-style: none; padding: 0; margin: 0 0 20px; display: grid; gap: 12px; }
.event-row { display: grid; grid-template-columns: 64px 1fr auto; gap: 22px; align-items: center; padding: 20px 22px; border-radius: var(--radius); border: 1px solid var(--line); background: var(--surface); }
.event-info h3 { margin: 10px 0 6px; }
.event-info .kind { display: inline-block; }
.event-desc { margin-top: 10px; color: var(--muted); font-size: .95rem; }
.event-desc p:last-child { margin: 0; }
.event-list.past .event-row { opacity: .6; background: transparent; }
.empty-note { padding: 34px; border-radius: var(--radius); border: 1px dashed var(--line-2); color: var(--muted); text-align: center; }

/* Partnerzy */
.partners-band { padding: clamp(80px, 11vw, 140px) 0 0; }
.logos { margin: 10px 0 28px; }
.logos .marquee-track { gap: 16px; animation-duration: 30s; }
.logo-item {
  display: grid; place-items: center; width: 200px; height: 92px; padding: 16px 24px; border-radius: 18px; flex: none;
  border: 1px solid var(--line); background: rgba(255,255,255,.025); color: var(--muted); font: 600 1.05rem var(--display); transition: .25s;
}
.logo-item img { max-height: 50px; width: auto; filter: grayscale(1) brightness(1.8); opacity: .8; transition: .25s; }
.logo-item:hover { color: var(--text); border-color: var(--line-2); background: rgba(255,255,255,.05); }
.logo-item:hover img { filter: none; opacity: 1; }
.logo-grid { display: flex; flex-wrap: wrap; gap: 16px; margin: 20px 0; }

/* Wezwanie do dołączenia */
.cta {
  position: relative; overflow: hidden; isolation: isolate; display: grid; grid-template-columns: 1.3fr 1fr; gap: 48px; align-items: center;
  padding: clamp(32px, 6vw, 72px); border-radius: 32px; border: 1px solid rgba(94, 234, 212, .3);
  background: linear-gradient(140deg, rgba(45, 212, 191, .14), rgba(96, 165, 250, .08) 45%, rgba(167, 139, 250, .16)), #0b1124;
}
.cta-glow { position: absolute; z-index: -1; width: 520px; height: 520px; right: -140px; top: -220px; border-radius: 50%; background: radial-gradient(circle, rgba(167, 139, 250, .45), transparent 65%); filter: blur(20px); }
.cta::after { content: ""; position: absolute; inset: 0; z-index: -1; background-image: radial-gradient(rgba(255,255,255,.12) 1px, transparent 1.2px); background-size: 22px 22px; -webkit-mask-image: linear-gradient(90deg, transparent 40%, #000); mask-image: linear-gradient(90deg, transparent 40%, #000); }
.cta h2 { font-size: clamp(2.2rem, 4.6vw, 3.6rem); }
.cta p { color: #c3cbe4; max-width: 46ch; margin-bottom: 1.8em; }
.cta .dot.on { background: #4ade80; box-shadow: 0 0 12px #4ade80; }
.steps { margin: 0; padding: 0; list-style: none; counter-reset: s; display: grid; gap: 12px; }
.steps li {
  counter-increment: s; position: relative; padding: 18px 20px 18px 66px; border-radius: 16px; font-weight: 500;
  background: rgba(6, 9, 20, .45); border: 1px solid var(--line); backdrop-filter: blur(6px);
}
.steps li::before {
  content: "0" counter(s); position: absolute; left: 18px; top: 50%; transform: translateY(-50%);
  font: 600 .85rem var(--mono); color: var(--accent);
}
.steps.vertical { margin-bottom: 20px; }
.steps.vertical li { background: var(--surface); }

/* Podstrony */
.page-hero { position: relative; padding: clamp(60px, 9vw, 110px) 0 56px; overflow: hidden; }
.grid-bg {
  position: absolute; inset: 0; z-index: -1;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px; -webkit-mask-image: radial-gradient(60% 80% at 50% 0%, #000, transparent); mask-image: radial-gradient(60% 80% at 50% 0%, #000, transparent);
}
.page-hero h1 { font-size: clamp(2.4rem, 5.4vw, 4.4rem); }
.wrap.narrow .lead { max-width: none; }

/* Zespół */
.people { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 20px; margin: 22px 0 56px; }
.person { padding: 28px 22px 24px; text-align: center; }
.person img, .avatar { width: 116px; height: 116px; border-radius: 50%; object-fit: cover; margin: 0 auto 18px; box-shadow: 0 0 0 4px rgba(6,9,20,1), 0 0 0 5px var(--line-2); }
.avatar { display: grid; place-items: center; font-family: var(--display); font-size: 2.4rem; font-weight: 600; color: #fff; background: linear-gradient(135deg, #14b8a6, #6366f1 60%, #a78bfa); }
.person h3 { font-size: 1.1rem; margin-bottom: 4px; }
.role { color: var(--accent); font-size: .88rem; font-family: var(--mono); margin-bottom: 10px; }
.group-title { display: flex; align-items: center; gap: 14px; font-family: var(--mono); font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); font-weight: 500; }
.group-title::after { content: ""; flex: 1; height: 1px; background: var(--line); }

/* Treść artykułów */
.prose { font-size: 1.1rem; line-height: 1.75; }
.prose p { color: #cdd4ea; }
.hero-img { border-radius: var(--radius); margin-bottom: 36px; width: 100%; border: 1px solid var(--line); }

/* Formularz */
.join-grid { display: grid; grid-template-columns: .9fr 1.3fr; gap: 48px; align-items: start; }
.form-card { padding: clamp(24px, 4vw, 40px); border-radius: 24px; border: 1px solid var(--line-2); background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.015)); box-shadow: 0 40px 80px -40px rgba(0,0,0,.8); }
.form label { display: block; font-weight: 500; font-size: .9rem; margin-bottom: 18px; color: #d6dcef; }
.form input, .form textarea {
  display: block; width: 100%; margin-top: 8px; padding: 13px 15px; border-radius: 12px; font: inherit; font-size: 1rem;
  background: rgba(6, 9, 20, .7); color: var(--text); border: 1px solid var(--line-2); transition: border-color .2s, box-shadow .2s;
}
.form input::placeholder, .form textarea::placeholder { color: #5f6a8c; }
.form input:focus, .form textarea:focus { border-color: var(--accent); outline: none; box-shadow: 0 0 0 4px rgba(45, 212, 191, .15); }
.form .check { display: flex; gap: 12px; align-items: flex-start; font-weight: 400; color: var(--muted); font-size: .84rem; line-height: 1.5; }
.form .check input { width: 18px; height: 18px; margin-top: 2px; flex: none; accent-color: var(--accent); }
.form .btn { width: 100%; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.hp { position: absolute; left: -9999px; }
.alert { padding: 13px 16px; border-radius: 12px; margin-bottom: 14px; background: rgba(239, 68, 68, .1); border: 1px solid rgba(239, 68, 68, .35); color: #fecaca; }
.success-ico { width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; background: rgba(74, 222, 128, .12); color: #4ade80; margin-bottom: 18px; font-size: 1.6rem; }

/* Stopka */
.site-footer { position: relative; margin-top: clamp(90px, 12vw, 150px); border-top: 1px solid var(--line); padding: 64px 0 28px; overflow: hidden; background: linear-gradient(180deg, rgba(10, 15, 31, .6), rgba(6, 9, 20, 1)); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; }
.footer-about p { max-width: 36ch; margin: 18px 0 22px; }
.site-footer h3 { font: 500 .74rem var(--mono); text-transform: uppercase; letter-spacing: .14em; color: var(--muted); margin-bottom: 18px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 9px; }
.site-footer li a { color: #d6dcef; }
.site-footer li a:hover { color: var(--accent); }
.wordmark {
  font-family: var(--display); font-weight: 700; font-size: clamp(6rem, 24vw, 21rem); line-height: .8; letter-spacing: -.06em;
  text-align: center; margin: 50px 0 -.06em; user-select: none;
  background: linear-gradient(180deg, rgba(160, 175, 230, .16), rgba(160, 175, 230, 0) 85%); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.footer-bottom { position: relative; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; border-top: 1px solid var(--line); padding-top: 22px; font-size: .85rem; color: var(--muted); }
.footer-bottom a { color: var(--muted); }

/* Zdjęcie zespołu */
.team-photo { position: relative; margin: 0; border-radius: 28px; overflow: hidden; border: 1px solid var(--line-2); box-shadow: 0 40px 100px -40px rgba(0, 0, 0, .9); isolation: isolate; }
.team-photo picture, .about-photo picture { display: block; }
.team-photo img { width: 100%; aspect-ratio: 2 / 1; object-fit: cover; transition: transform 1.2s cubic-bezier(.2,.7,.2,1); }
.team-photo:hover img { transform: scale(1.02); }
.team-photo::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(90deg, rgba(6, 9, 20, .92) 0%, rgba(6, 9, 20, .55) 32%, rgba(6, 9, 20, 0) 60%),
              linear-gradient(0deg, rgba(6, 9, 20, .6), transparent 40%);
}
.team-photo figcaption { position: absolute; z-index: 1; left: clamp(24px, 4vw, 56px); bottom: clamp(24px, 4vw, 52px); max-width: 420px; }
.team-photo figcaption h2 { font-size: clamp(2rem, 3.6vw, 3rem); }
.team-photo figcaption p:not(.eyebrow) { color: #cdd4ea; }
.team-photo .eyebrow { background: rgba(6, 9, 20, .5); backdrop-filter: blur(8px); }
.about-photo { margin: 0; border-radius: 24px; overflow: hidden; border: 1px solid var(--line-2); }
.about-photo img { width: 100%; aspect-ratio: 2 / 1; object-fit: cover; }

/* Pojawianie się przy przewijaniu */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1); transition-delay: var(--d, 0s); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* Tablet */
@media (max-width: 1020px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { justify-self: center; max-width: 440px; margin-top: 10px; }
  .cta { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .join-grid { grid-template-columns: 1fr; }
  .bento, .bento.n4 { grid-template-columns: 1fr 1fr; }
  .bento .project-card.big { grid-row: auto; grid-column: span 2; }
  .project-card.wide .card-link { flex-direction: column; }
  .project-card.wide .card-media { width: auto; aspect-ratio: 16 / 10; }
  .event-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}
/* Telefon */
@media (max-width: 820px) {
  .nav-toggle { display: block; }
  .main-nav {
    position: absolute; top: 76px; left: 12px; right: 12px; flex-direction: column; align-items: stretch; gap: 10px;
    background: rgba(10, 15, 31, .97); backdrop-filter: blur(16px); border: 1px solid var(--line-2); border-radius: 20px; padding: 12px; display: none;
  }
  .site-header { background: rgba(6, 9, 20, .8); backdrop-filter: blur(16px); }
  .main-nav.open { display: flex; }
  .nav-pill { flex-direction: column; border: 0; background: none; padding: 0; }
  .nav-pill a { padding: 14px 14px; border-radius: 12px; font-size: 1.05rem; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .pillars { grid-template-columns: 1fr; }
  .event-grid { grid-template-columns: 1fr; }
  .event-row { grid-template-columns: 64px 1fr; }
  .event-row .btn { grid-column: 2; justify-self: start; }
  .row2 { grid-template-columns: 1fr; }
  .chip.c2 { right: 0; }
}
@media (max-width: 600px) {
  .wrap { padding: 0 16px; }
  .team-photo img, .about-photo img { aspect-ratio: 4 / 5; }
  .team-photo::after { background: linear-gradient(0deg, rgba(6, 9, 20, .95) 0%, rgba(6, 9, 20, .6) 35%, transparent 60%); }
  .team-photo figcaption { left: 20px; right: 20px; bottom: 22px; }
  .bento, .bento.n2, .bento.n4 { grid-template-columns: 1fr; }
  .bento .project-card.big, .project-card.wide { grid-column: auto; }
  .grid-cards { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .stat { padding: 20px 18px; }
  .actions .btn { flex: 1 1 100%; }
  .hero-visual { max-width: 340px; }
  .next-card { right: 0; width: 78%; }
}

/* Podstrona osoby i linki społecznościowe */
.person { position: relative; display: flex; flex-direction: column; align-items: center; }
.person.has-link { transition: transform .25s ease, border-color .25s; }
.person.has-link:hover { transform: translateY(-4px); }
.person h3 a { color: inherit; }
.stretched::after { content: ""; position: absolute; inset: 0; z-index: 1; border-radius: inherit; }
.person .socials { position: relative; z-index: 2; margin-top: auto; padding-top: 14px; }
.person-more { display: inline-flex; align-items: center; gap: 6px; margin-top: 12px; font-size: .82rem; font-family: var(--mono); color: var(--muted); transition: color .2s; }
.person-more .ico { width: 15px; height: 15px; transition: transform .2s; }
.person.has-link:hover .person-more { color: var(--accent); }
.person.has-link:hover .person-more .ico { transform: translateX(3px); }
.socials { list-style: none; display: flex; flex-wrap: wrap; gap: 10px; padding: 0; margin: 26px 0 0; }
.socials a { display: inline-flex; align-items: center; gap: 9px; padding: 10px 16px; border-radius: 999px; border: 1px solid var(--line-2); background: rgba(255, 255, 255, .03); color: var(--text); font-size: .92rem; font-weight: 500; transition: border-color .2s, background .2s, transform .2s; }
.socials a:hover { border-color: var(--accent); background: rgba(45, 212, 191, .08); transform: translateY(-2px); color: var(--text); }
.socials .ico { width: 18px; height: 18px; }
.socials.sm { justify-content: center; gap: 6px; margin: 0; }
.socials.sm a { padding: 8px; color: var(--muted); }
.socials.sm a:hover { color: var(--text); }
.profile-grid { position: relative; display: grid; grid-template-columns: minmax(220px, 340px) 1fr; gap: clamp(28px, 5vw, 64px); align-items: center; }
.profile-photo img, .avatar.big { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; border-radius: 28px; display: block; box-shadow: 0 0 0 1px var(--line-2), 0 30px 80px -30px rgba(96, 165, 250, .45); }
.avatar.big { margin: 0; font-size: 6rem; }
.profile-copy h1 { margin: 10px 0 6px; }
.profile-role { font-family: var(--mono); color: var(--accent); font-size: 1rem; margin-bottom: 16px; }
@media (max-width: 760px) {
  .profile-grid { grid-template-columns: 1fr; }
  .profile-photo { max-width: 280px; }
}
.person-more { padding-top: 4px; }
.person:not(:has(.socials)) .person-more { margin-top: auto; padding-top: 16px; }

/* Aktualności */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.news-card { position: relative; display: flex; flex-direction: column; border-radius: var(--radius); border: 1px solid var(--line); background: rgba(255, 255, 255, .02); overflow: hidden; transition: transform .25s ease, border-color .25s; }
.news-card:hover { transform: translateY(-4px); border-color: var(--line-2); }
.news-media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: #0b1124; }
.news-media img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .6s ease; }
.news-card:hover .news-media img { transform: scale(1.04); }
.news-ph { display: grid; place-items: center; height: 100%; color: var(--muted); background: radial-gradient(circle at 30% 20%, rgba(45, 212, 191, .18), transparent 60%), radial-gradient(circle at 80% 90%, rgba(167, 139, 250, .2), transparent 55%); }
.news-ph .ico { width: 42px; height: 42px; }
.news-count { position: absolute; right: 12px; bottom: 12px; display: inline-flex; align-items: center; gap: 6px; padding: 5px 10px; border-radius: 999px; background: rgba(6, 9, 20, .72); backdrop-filter: blur(6px); color: #fff; font-size: .8rem; font-family: var(--mono); }
.news-count .ico { width: 15px; height: 15px; }
.news-body { padding: 20px 22px 24px; display: flex; flex-direction: column; gap: 8px; }
.news-body time { font-family: var(--mono); font-size: .8rem; color: var(--accent); letter-spacing: .02em; }
.news-body h3 { font-size: 1.2rem; margin: 0; line-height: 1.3; }
.news-body h3 a { color: var(--text); }
.news-body p { color: var(--muted); margin: 0; font-size: .95rem; }
.news-card.featured { grid-column: 1 / -1; flex-direction: row; }
.news-card.featured .news-media { flex: 0 0 58%; aspect-ratio: auto; min-height: 340px; }
.news-card.featured .news-body { justify-content: center; padding: 32px 36px; }
.news-card.featured h3 { font-size: clamp(1.4rem, 2.4vw, 2rem); }
.pager { display: flex; justify-content: center; align-items: center; gap: 22px; margin-top: 40px; font-family: var(--mono); color: var(--muted); }
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.gallery.n1 { grid-template-columns: 1fr; max-width: 980px; margin: 0 auto; }
.gallery.n2, .gallery.n4 { grid-template-columns: repeat(2, 1fr); }
.gallery figure { margin: 0; }
.gallery a { display: block; border-radius: 16px; overflow: hidden; border: 1px solid var(--line); cursor: zoom-in; }
.gallery img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block; transition: transform .5s ease, filter .3s; }
.gallery.n1 img { aspect-ratio: auto; }
.gallery a:hover img { transform: scale(1.03); filter: brightness(1.08); }
.gallery figcaption { margin-top: 8px; font-size: .88rem; color: var(--muted); }
.lightbox { position: fixed; inset: 0; z-index: 100; display: flex; align-items: center; justify-content: center; background: rgba(4, 6, 14, .94); backdrop-filter: blur(6px); padding: 56px 72px; }
.lightbox[hidden] { display: none; }
.lightbox figure { margin: 0; max-width: 100%; max-height: 100%; display: flex; flex-direction: column; align-items: center; gap: 12px; }
.lightbox img { max-width: 100%; max-height: calc(100vh - 150px); border-radius: 10px; object-fit: contain; }
.lightbox figcaption { color: var(--muted); text-align: center; }
.lightbox button { position: absolute; background: rgba(255, 255, 255, .06); border: 1px solid var(--line-2); color: #fff; width: 48px; height: 48px; border-radius: 50%; font-size: 1.8rem; line-height: 1; cursor: pointer; display: grid; place-items: center; }
.lightbox button:hover { background: rgba(255, 255, 255, .14); }
.lb-close { top: 16px; right: 16px; }
.lb-prev { left: 16px; top: 50%; transform: translateY(-50%); }
.lb-next { right: 16px; top: 50%; transform: translateY(-50%); }
.lb-count { position: absolute; top: 28px; left: 24px; font-family: var(--mono); font-size: .85rem; color: var(--muted); }
@media (max-width: 960px) {
  .news-grid { grid-template-columns: 1fr 1fr; }
  .news-card.featured { flex-direction: column; }
  .news-card.featured .news-media { flex: none; min-height: 0; aspect-ratio: 16 / 10; }
  .gallery { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
  .news-grid, .gallery, .gallery.n2, .gallery.n4 { grid-template-columns: 1fr; }
  .lightbox { padding: 64px 12px; }
  .lb-prev, .lb-next { top: auto; bottom: 14px; transform: none; }
}
.preview-bar { position: relative; z-index: 5; background: #f59e0b; color: #1a1205; text-align: center; padding: 10px 16px; font-weight: 600; font-size: .92rem; }

/* ---------- Strona osoby: studia, po godzinach, ciekawostka ---------- */
.profile-study { color: var(--muted); margin: -8px 0 14px; }
.profile-extra { display: grid; gap: 18px; }
.extra-card { padding: clamp(22px, 3vw, 32px); border-radius: 22px; border: 1px solid var(--line-2); background: linear-gradient(180deg, rgba(255,255,255,.045), rgba(255,255,255,.012)); }
.extra-card .prose p:last-child, .extra-card .fact { margin-bottom: 0; }
.extra-card .fact { font-size: 1.1rem; line-height: 1.7; color: #cdd4ea; }

/* ---------- Formularz dla członków (profil.php) ---------- */
.form select {
  display: block; width: 100%; margin-top: 8px; padding: 13px 15px; border-radius: 12px; font: inherit; font-size: 1rem;
  background: rgba(6, 9, 20, .7); color: var(--text); border: 1px solid var(--line-2);
}
.form select:focus { border-color: var(--accent); outline: none; box-shadow: 0 0 0 4px rgba(45, 212, 191, .15); }
.form-wide { max-width: 860px; margin: 0 auto; }
.form-section { border: 0; padding: 0; margin: 0 0 30px; }
.form-section legend { display: flex; align-items: center; gap: 12px; padding: 0; margin-bottom: 18px; font: 600 1.15rem "Space Grotesk", sans-serif; color: var(--text); }
.form-section legend span { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; font: 500 .8rem var(--mono); color: var(--accent); border: 1px solid rgba(45, 212, 191, .45); }
.form .hint { display: block; margin-top: 6px; font-weight: 400; font-size: .8rem; color: var(--muted); }
.form .req { color: var(--accent); }
.photo-pick { display: grid; grid-template-columns: 150px 1fr; gap: 20px; align-items: center; margin-bottom: 18px; }
.photo-pick .ph { width: 150px; aspect-ratio: 4 / 5; border-radius: 18px; border: 1px dashed var(--line-2); display: grid; place-items: center; overflow: hidden; color: var(--muted); font-size: .8rem; text-align: center; background: rgba(255,255,255,.02); }
.photo-pick .ph img { width: 100%; height: 100%; object-fit: cover; display: block; }
.photo-pick label { margin: 0; }
.form input[type=file] { padding: 11px; cursor: pointer; }
.form-status { font-size: .85rem; color: var(--muted); margin: 8px 0 0; min-height: 1.2em; }
.counter { float: right; font: 400 .75rem var(--mono); color: var(--muted); }
@media (max-width: 640px) {
  .photo-pick { grid-template-columns: 1fr; }
  .photo-pick .ph { width: 130px; }
  .row2 { grid-template-columns: 1fr; }
}